The Fluidmaster 400A Toilet Tank Fill Valve is the number one selling fill valve in the world. The 400A is adjustable in height from 9 in. to 14 in. to fit almost all toilet tanks. It also has an anti-siphon design to prevent contamination of household drinking water.
- Plastic material
- Adjusting screw for water level
- Height is adjustable from 9 - 14 in. to fit most tanks
- Easy to install
- Torque guard lock nut prevents thread damage from over tightening